apps/settings.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Stuart Martin
  11  * RTC config saving code (C) 2002 by hessu@hes.iki.fi
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #include <stdio.h>
  23 #include <stddef.h>
  24 #include <stdlib.h>
  25 #include <limits.h>
  26 #include "inttypes.h"
  27 #include "config.h"
  28 #include "rbpaths.h"
  29 #include "action.h"
  30 #include "crc32.h"
  31 #include "sound.h"
  32 #include "settings.h"
  33 #include "debug.h"
  34 #include "usb.h"
  35 #include "backlight.h"
  36 #include "audio.h"
  37 #include "talk.h"
  38 #include "strlcpy.h"
  39 #include "strcasestr.h"
  40 #include "rtc.h"
  41 #include "power.h"
  42 #include "ata_idle_notify.h"
  43 #include "storage.h"
  44 #include "screens.h"
  45 #include "ctype.h"
  46 #include "file.h"
  47 #include "system.h"
  48 #include "general.h"
  49 #include "misc.h"
  50 #ifdef HAVE_LCD_BITMAP
  51 #include "icons.h"
  52 #include "font.h"
  53 #include "peakmeter.h"
  54 #endif
  55 #include "lang.h"
  56 #include "language.h"
  57 #include "powermgmt.h"
  58 #include "keyboard.h"
  59 #include "version.h"
  60 #include "rbunicode.h"
  61 #include "dircache.h"
  62 #include "splash.h"
  63 #include "list.h"
  64 #include "settings_list.h"
  65 #include "filetypes.h"
  66 #include "option_select.h"
  67 #if CONFIG_TUNER
  68 #include "radio.h"
  69 #endif
  70 #include "wps.h"
  71 #include "skin_engine/skin_engine.h"
  72 #include "viewport.h"
  73 #include "statusbar-skinned.h"
  74 #include "bootchart.h"
  75
  76 #if CONFIG_CODEC == MAS3507D
  77 void dac_line_in(bool enable);
  78 #endif
  79 struct user_settings global_settings;
  80 struct system_status global_status;
  81
  82 #if CONFIG_CODEC == SWCODEC
  83 #include "dsp.h"
  84 #include "playback.h"
  85 #ifdef HAVE_RECORDING
  86 #include "enc_config.h"
  87 #endif
  88 #endif /* CONFIG_CODEC == SWCODEC */
  89
  90 #define NVRAM_BLOCK_SIZE 44
  91
  92 #ifdef HAVE_LCD_BITMAP
  93 #define MAX_LINES 10
  94 #else
  95 #define MAX_LINES 2
  96 #endif
  97
  98 #ifdef HAVE_REMOTE_LCD
  99 #include "lcd-remote.h"
 100 #endif
 101
 102 long lasttime = 0;
 103
 104 /** NVRAM stuff, if the target doesnt have NVRAM it is saved in ROCKBOX_DIR /nvram.bin **/
 105 /* NVRAM is set out as
 106 [0] 'R'
 107 [1] 'b'
 108 [2] version
 109 [3] stored variable count
 110 [4-7] crc32 checksum
 111 [8-NVRAM_BLOCK_SIZE] data
 112 */
 113 #define NVRAM_DATA_START 8
 114 static char nvram_buffer[NVRAM_BLOCK_SIZE];
 115
 116 static bool read_nvram_data(char* buf, int max_len)
 117 {
 118     unsigned crc32 = 0xffffffff;
 119     int var_count = 0, i = 0, buf_pos = 0;
 120 #ifndef HAVE_RTC_RAM
 121     char path[MAX_PATH];
 122     int fd = open(get_user_file_path(NVRAM_FILE, IS_FILE|NEED_WRITE,
 123                   path, sizeof(path)), O_RDONLY);
 124     int bytes;
 125     if (fd < 0)
 126         return false;
 127     memset(buf,0,max_len);
 128     bytes = read(fd,buf,max_len);
 129     close(fd);
 130     if (bytes < 8) /* min is 8 bytes,magic, ver, vars, crc32 */
 131         return false;
 132 #else
 133     memset(buf,0,max_len);
 134     /* read rtc block */
 135     for (i=0; i < max_len; i++ )
 136         buf[i] = rtc_read(0x14+i);
 137 #endif
 138     /* check magic, version */
 139     if ((buf[0] != 'R') || (buf[1] != 'b')
 140         || (buf[2] != NVRAM_CONFIG_VERSION))
 141         return false;
 142     /* check crc32 */
 143     crc32 = crc_32(&buf[NVRAM_DATA_START],
 144                     max_len-NVRAM_DATA_START-1,0xffffffff);
 145     if (memcmp(&crc32,&buf[4],4))
 146         return false;
 147     /* all good, so read in the settings */
 148     var_count = buf[3];
 149     buf_pos = NVRAM_DATA_START;
 150     for(i=0; i<nb_settings; i++)
 151     {
 152         int nvram_bytes = (settings[i].flags&F_NVRAM_BYTES_MASK)
 153                                 >>F_NVRAM_MASK_SHIFT;
 154         if (nvram_bytes)
 155         {
 156             if ((var_count>0) && (buf_pos<max_len))
 157             {
 158                 memcpy(settings[i].setting,&buf[buf_pos],nvram_bytes);
 159                 buf_pos += nvram_bytes;
 160                 var_count--;
 161             }
 162             else /* should only happen when new items are added to the end */
 163             {
 164                 memcpy(settings[i].setting, &settings[i].default_val, nvram_bytes);
 165             }
 166         }
 167     }
 168     return true;
 169 }
 170 static bool write_nvram_data(char* buf, int max_len)
 171 {
 172     unsigned crc32 = 0xffffffff;
 173     int i = 0, buf_pos = 0;
 174     char var_count = 0;
 175 #ifndef HAVE_RTC_RAM
 176     int fd;
 177     char path[MAX_PATH];
 178 #endif
 179     memset(buf,0,max_len);
 180     /* magic, version */
 181     buf[0] = 'R'; buf[1] = 'b';
 182     buf[2] = NVRAM_CONFIG_VERSION;
 183     buf_pos = NVRAM_DATA_START;
 184     for(i=0; (i<nb_settings) && (buf_pos<max_len); i++)
 185     {
 186         int nvram_bytes = (settings[i].flags&F_NVRAM_BYTES_MASK)
 187                                 >>F_NVRAM_MASK_SHIFT;
 188         if (nvram_bytes)
 189         {
 190             memcpy(&buf[buf_pos],settings[i].setting,nvram_bytes);
 191             buf_pos += nvram_bytes;
 192             var_count++;
 193         }
 194     }
 195     /* count and crc32 */
 196     buf[3] = var_count;
 197     crc32 = crc_32(&buf[NVRAM_DATA_START],
 198                     max_len-NVRAM_DATA_START-1,0xffffffff);
 199     memcpy(&buf[4],&crc32,4);
 200 #ifndef HAVE_RTC_RAM
 201     fd = open(get_user_file_path(NVRAM_FILE, IS_FILE|NEED_WRITE,
 202                   path, sizeof(path)),O_CREAT|O_TRUNC|O_WRONLY, 0666);
 203     if (fd >= 0)
 204     {
 205         int len = write(fd,buf,max_len);
 206         close(fd);
 207         if (len < 8)
 208             return false;
 209     }
 210 #else
 211     /* FIXME: okay, it _would_ be cleaner and faster to implement rtc_write so
 212        that it would write a number of bytes at a time since the RTC chip
 213        supports that, but this will have to do for now 8-) */
 214     for (i=0; i < NVRAM_BLOCK_SIZE; i++ ) {
 215         int r = rtc_write(0x14+i, buf[i]);
 216         if (r)
 217             return false;
 218     }
 219 #endif
 220     return true;
 221 }
 222
 223 /** Reading from a config file **/
 224 /*
 225  * load settings from disk or RTC RAM
 226  */
 227 void settings_load(int which)
 228 {
 229     if (which&SETTINGS_RTC)
 230         read_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 231     if (which&SETTINGS_HD)
 232     {
 233         const char *file;
 234         char path[MAX_PATH];
 235         file = get_user_file_path(CONFIGFILE, IS_FILE|NEED_WRITE, path, sizeof(path));
 236         settings_load_config(file, false);
 237         file = get_user_file_path(FIXEDSETTINGSFILE, IS_FILE, path, sizeof(path));
 238         settings_load_config(file, false);
 239     }
 240 }
 241
 242 static bool cfg_string_to_int(int setting_id, int* out, const char* str)
 243 {
 244     const char* start = settings[setting_id].cfg_vals;
 245     char* end = NULL;
 246     char temp[MAX_PATH];
 247     int count = 0;
 248     while (1)
 249     {
 250         end = strchr(start, ',');
 251         if (!end)
 252         {
 253             if (!strcmp(str, start))
 254             {
 255                 *out = count;
 256                 return true;
 257             }
 258             else return false;
 259         }
 260         strlcpy(temp, start, end-start+1);
 261         if (!strcmp(str, temp))
 262         {
 263             *out = count;
 264             return true;
 265         }
 266         start = end +1;
 267         count++;
 268     }
 269     return false;
 270 }
 271
 272 bool settings_load_config(const char* file, bool apply)
 273 {
 274     int fd;
 275     char line[128];
 276     char* name;
 277     char* value;
 278     int i;
 279     fd = open_utf8(file, O_RDONLY);
 280     if (fd < 0)
 281         return false;
 282
 283     while (read_line(fd, line, sizeof line) > 0)
 284     {
 285         if (!settings_parseline(line, &name, &value))
 286             continue;
 287         for(i=0; i<nb_settings; i++)
 288         {
 289             if (settings[i].cfg_name == NULL)
 290                 continue;
 291             if (!strcasecmp(name,settings[i].cfg_name))
 292             {
 293                 switch (settings[i].flags&F_T_MASK)
 294                 {
 295                     case F_T_CUSTOM:
 296                         settings[i].custom_setting->load_from_cfg(settings[i].setting, value);
 297                         break;
 298                     case F_T_INT:
 299                     case F_T_UINT:
 300 #ifdef HAVE_LCD_COLOR
 301                         if (settings[i].flags&F_RGB)
 302                             hex_to_rgb(value, (int*)settings[i].setting);
 303                         else
 304 #endif
 305                             if (settings[i].cfg_vals == NULL)
 306                         {
 307                             *(int*)settings[i].setting = atoi(value);
 308                         }
 309                         else
 310                         {
 311                             int temp, *v = (int*)settings[i].setting;
 312                             bool found = cfg_string_to_int(i, &temp, value);
 313                             if (found)
 314                             {
 315                                 if (settings[i].flags&F_TABLE_SETTING)
 316                                     *v = settings[i].table_setting->values[temp];
 317                                 else
 318                                     *v = temp;
 319                             }
 320                             else
 321                             {   /* atoi breaks choice settings because they
 322                                  * don't have int-like values, and would
 323                                  * fall back to the first value (i.e. 0)
 324                                  * due to atoi */
 325                                 if (!(settings[i].flags&F_CHOICE_SETTING))
 326                                     *v = atoi(value);
 327                             }
 328                         }
 329                         break;
 330                     case F_T_BOOL:
 331                     {
 332                         int temp;
 333                         if (cfg_string_to_int(i,&temp,value))
 334                             *(bool*)settings[i].setting = (temp!=0);
 335                         if (settings[i].bool_setting->option_callback)
 336                             settings[i].bool_setting->option_callback(temp!=0);
 337                         break;
 338                     }
 339                     case F_T_CHARPTR:
 340                     case F_T_UCHARPTR:
 341                     {
 342                         char storage[MAX_PATH];
 343                         if (settings[i].filename_setting->prefix)
 344                         {
 345                             const char *dir = settings[i].filename_setting->prefix;
 346                             size_t len = strlen(dir);
 347                             if (!strncasecmp(value, dir, len))
 348                             {
 349                                 strlcpy(storage, &value[len], MAX_PATH);
 350                             }
 351                             else strlcpy(storage, value, MAX_PATH);
 352                         }
 353                         else strlcpy(storage, value, MAX_PATH);
 354                         if (settings[i].filename_setting->suffix)
 355                         {
 356                             char *s = strcasestr(storage,settings[i].filename_setting->suffix);
 357                             if (s) *s = '\0';
 358                         }
 359                         strlcpy((char*)settings[i].setting, storage,
 360                                 settings[i].filename_setting->max_len);
 361                         break;
 362                     }
 363                 }
 364                 break;
 365             } /* if (!strcmp(name,settings[i].cfg_name)) */
 366         } /* for(...) */
 367     } /* while(...) */
 368
 369     close(fd);
 370     if (apply)
 371     {
 372         settings_save();
 373         settings_apply(true);
 374         settings_apply_skins();
 375     }
 376     return true;
 377 }
 378
 379 /** Writing to a config file and saving settings **/
 380
 381 bool cfg_int_to_string(int setting_id, int val, char* buf, int buf_len)
 382 {
 383     int flags = settings[setting_id].flags;
 384     const char* start = settings[setting_id].cfg_vals;
 385     char* end = NULL;
 386     int count = 0;
 387
 388     if ((flags&F_T_MASK)==F_T_INT &&
 389         flags&F_TABLE_SETTING)
 390     {
 391         const int *value = settings[setting_id].table_setting->values;
 392         while (start)
 393         {
 394             end = strchr(start,',');
 395             if (value[count] == val)
 396             {
 397                 if (end == NULL)
 398                     strlcpy(buf, start, buf_len);
 399                 else
 400                 {
 401                     int len = (buf_len > (end-start))? end-start: buf_len;
 402                     strlcpy(buf, start, len+1);
 403                 }
 404                 return true;
 405             }
 406             count++;
 407
 408             if (end)
 409                 start = end+1;
 410             else
 411                 break;
 412         }
 413         return false;
 414     }
 415
 416     while (count < val)
 417     {
 418         start = strchr(start,',');
 419         if (!start)
 420             return false;
 421         count++;
 422         start++;
 423     }
 424     end = strchr(start,',');
 425     if (end == NULL)
 426         strlcpy(buf, start, buf_len);
 427     else
 428     {
 429         int len = (buf_len > (end-start))? end-start: buf_len;
 430         strlcpy(buf, start, len+1);
 431     }
 432     return true;
 433 }
 434
 435 bool cfg_to_string(int i/*setting_id*/, char* buf, int buf_len)
 436 {
 437     switch (settings[i].flags&F_T_MASK)
 438     {
 439         case F_T_CUSTOM:
 440             settings[i].custom_setting->write_to_cfg(settings[i].setting,
 441                                                      buf, buf_len);
 442             break;
 443         case F_T_INT:
 444         case F_T_UINT:
 445 #ifdef HAVE_LCD_COLOR
 446             if (settings[i].flags&F_RGB)
 447             {
 448                 int colour = *(int*)settings[i].setting;
 449                 snprintf(buf,buf_len,"%02x%02x%02x",
 450                             (int)RGB_UNPACK_RED(colour),
 451                             (int)RGB_UNPACK_GREEN(colour),
 452                             (int)RGB_UNPACK_BLUE(colour));
 453             }
 454             else
 455 #endif
 456             if (settings[i].cfg_vals == NULL)
 457             {
 458                 snprintf(buf,buf_len,"%d",*(int*)settings[i].setting);
 459             }
 460             else
 461             {
 462                 if (cfg_int_to_string(i, *(int*)settings[i].setting,
 463                                     buf, buf_len) == false)
 464                 {
 465                     snprintf(buf,buf_len,"%d",*(int*)settings[i].setting);
 466                 }
 467                 else
 468                     return false;
 469             }
 470             break;
 471         case F_T_BOOL:
 472             cfg_int_to_string(i,
 473                     *(bool*)settings[i].setting==false?0:1, buf, buf_len);
 474             break;
 475         case F_T_CHARPTR:
 476         case F_T_UCHARPTR:
 477             if (((char*)settings[i].setting)[0]
 478                 && settings[i].filename_setting->prefix)
 479             {
 480                 if (((char*)settings[i].setting)[0] == '-')
 481                 {
 482                     buf[0] = '-';
 483                     buf[1] = '\0';
 484                 }
 485                 else
 486                 {
 487                     snprintf(buf,buf_len,"%s%s%s",
 488                             settings[i].filename_setting->prefix,
 489                             (char*)settings[i].setting,
 490                             settings[i].filename_setting->suffix);
 491                 }
 492             }
 493             else strlcpy(buf,(char*)settings[i].setting,
 494                          settings[i].filename_setting->max_len);
 495             break;
 496     } /* switch () */
 497     return true;
 498 }
 499
 500
 501 static bool is_changed(int setting_id)
 502 {
 503     const struct settings_list *setting = &settings[setting_id];
 504     switch (setting->flags&F_T_MASK)
 505     {
 506     case F_T_CUSTOM:
 507         return setting->custom_setting->is_changed(setting->setting,
 508                                             setting->default_val.custom);
 509         break;
 510     case F_T_INT:
 511     case F_T_UINT:
 512         if (setting->flags&F_DEF_ISFUNC)
 513         {
 514             if (*(int*)setting->setting == setting->default_val.func())
 515                 return false;
 516         }
 517         else if (setting->flags&F_T_SOUND)
 518         {
 519             if (*(int*)setting->setting ==
 520                 sound_default(setting->sound_setting->setting))
 521                 return false;
 522         }
 523         else if (*(int*)setting->setting == setting->default_val.int_)
 524             return false;
 525         break;
 526     case F_T_BOOL:
 527         if (*(bool*)setting->setting == setting->default_val.bool_)
 528             return false;
 529         break;
 530     case F_T_CHARPTR:
 531     case F_T_UCHARPTR:
 532         if (!strcmp((char*)setting->setting, setting->default_val.charptr))
 533             return false;
 534         break;
 535     }
 536     return true;
 537 }
 538
 539 static bool settings_write_config(const char* filename, int options)
 540 {
 541     int i;
 542     int fd;
 543     char value[MAX_PATH];
 544     fd = open(filename,O_CREAT|O_TRUNC|O_WRONLY, 0666);
 545     if (fd < 0)
 546         return false;
 547     fdprintf(fd, "# .cfg file created by rockbox %s - "
 548                  "http://www.rockbox.org\r\n\r\n", rbversion);
 549     for(i=0; i<nb_settings; i++)
 550     {
 551         if (settings[i].cfg_name == NULL)
 552             continue;
 553         value[0] = '\0';
 554
 555         switch (options)
 556         {
 557             case SETTINGS_SAVE_CHANGED:
 558                 if (!is_changed(i))
 559                     continue;
 560                 break;
 561             case SETTINGS_SAVE_SOUND:
 562                 if ((settings[i].flags&F_SOUNDSETTING) == 0)
 563                     continue;
 564                 break;
 565             case SETTINGS_SAVE_THEME:
 566                 if ((settings[i].flags&F_THEMESETTING) == 0)
 567                     continue;
 568                 break;
 569 #ifdef HAVE_RECORDING
 570             case SETTINGS_SAVE_RECPRESETS:
 571                 if ((settings[i].flags&F_RECSETTING) == 0)
 572                     continue;
 573                 break;
 574 #endif
 575 #if CONFIG_CODEC == SWCODEC
 576             case SETTINGS_SAVE_EQPRESET:
 577                 if ((settings[i].flags&F_EQSETTING) == 0)
 578                     continue;
 579                 break;
 580 #endif
 581         }
 582
 583         cfg_to_string(i, value, MAX_PATH);
 584         fdprintf(fd,"%s: %s\r\n",settings[i].cfg_name,value);
 585     } /* for(...) */
 586     close(fd);
 587     return true;
 588 }
 589 #ifndef HAVE_RTC_RAM
 590 static void flush_global_status_callback(void *data)
 591 {
 592     (void)data;
 593     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 594 }
 595 #endif
 596 static void flush_config_block_callback(void *data)
 597 {
 598     (void)data;
 599     char path[MAX_PATH];
 600     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 601     settings_write_config(
 602             get_user_file_path(CONFIGFILE, IS_FILE|NEED_WRITE, path, sizeof(path)),
 603             SETTINGS_SAVE_CHANGED);
 604 }
 605
 606 /*
 607  * persist all runtime user settings to disk or RTC RAM
 608  */
 609 static void update_runtime(void)
 610 {
 611     int elapsed_secs;
 612
 613     elapsed_secs = (current_tick - lasttime) / HZ;
 614     global_status.runtime += elapsed_secs;
 615     lasttime += (elapsed_secs * HZ);
 616
 617     if ( global_status.runtime > global_status.topruntime )
 618         global_status.topruntime = global_status.runtime;
 619 }
 620
 621 void status_save(void)
 622 {
 623     update_runtime();
 624 #ifdef HAVE_RTC_RAM
 625     /* this will be done in the storage_callback if
 626        target doesnt have rtc ram */
 627     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 628 #else
 629     register_storage_idle_func(flush_global_status_callback);
 630 #endif
 631 }
 632
 633 int settings_save(void)
 634 {
 635     update_runtime();
 636 #ifdef HAVE_RTC_RAM
 637     /* this will be done in the storage_callback if
 638        target doesnt have rtc ram */
 639     write_nvram_data(nvram_buffer,NVRAM_BLOCK_SIZE);
 640 #endif
 641     register_storage_idle_func(flush_config_block_callback);
 642     return 0;
 643 }
 644
 645 bool settings_save_config(int options)
 646 {
 647     char filename[MAX_PATH], path[MAX_PATH];
 648     const char *folder, *namebase;
 649     switch (options)
 650     {
 651         case SETTINGS_SAVE_THEME:
 652             folder = THEME_DIR;
 653             namebase = "theme";
 654             break;
 655 #ifdef HAVE_RECORDING
 656         case SETTINGS_SAVE_RECPRESETS:
 657             folder = RECPRESETS_DIR;
 658             namebase = "recording";
 659             break;
 660 #endif
 661 #if CONFIG_CODEC == SWCODEC
 662         case SETTINGS_SAVE_EQPRESET:
 663             folder = EQS_DIR;
 664             namebase = "eq";
 665             break;
 666 #endif
 667         case SETTINGS_SAVE_SOUND:
 668             folder = ROCKBOX_DIR;
 669             namebase = "sound";
 670             break;
 671         default:
 672             folder = ROCKBOX_DIR;
 673             namebase = "config";
 674             break;
 675     }
 676
 677     folder = get_user_file_path(folder, NEED_WRITE, path, sizeof(path));
 678     create_numbered_filename(filename, folder, namebase, ".cfg", 2
 679                              IF_CNFN_NUM_(, NULL));
 680
 681     /* allow user to modify filename */
 682     while (true) {
 683         if (!kbd_input(filename, sizeof filename)) {
 684             break;
 685         }
 686         else {
 687             return false;
 688         }
 689     }
 690
 691     if (settings_write_config(filename, options))
 692         splash(HZ, ID2P(LANG_SETTINGS_SAVED));
 693     else
 694         splash(HZ, ID2P(LANG_FAILED));
 695     return true;
 696 }
 697
 698 /** Apply and Reset settings **/
 699
 700
 701 #ifdef HAVE_LCD_BITMAP
 702 /*
 703  * Applies the range infos stored in global_settings to
 704  * the peak meter.
 705  */
 706 void settings_apply_pm_range(void)
 707 {
 708     int pm_min, pm_max;
 709
 710     /* depending on the scale mode (dBfs or percent) the values
 711        of global_settings.peak_meter_dbfs have different meanings */
 712     if (global_settings.peak_meter_dbfs)
 713     {
 714         /* convert to dBfs * 100          */
 715         pm_min = -(((int)global_settings.peak_meter_min) * 100);
 716         pm_max = -(((int)global_settings.peak_meter_max) * 100);
 717     }
 718     else
 719     {
 720         /* percent is stored directly -> no conversion */
 721         pm_min = global_settings.peak_meter_min;
 722         pm_max = global_settings.peak_meter_max;
 723     }
 724
 725     /* apply the range */
 726     peak_meter_init_range(global_settings.peak_meter_dbfs, pm_min, pm_max);
 727 }
 728 #endif /* HAVE_LCD_BITMAP */
 729
 730 void sound_settings_apply(void)
 731 {
 732 #if CONFIG_CODEC == SWCODEC
 733     sound_set_dsp_callback(dsp_callback);
 734 #endif
 735 #ifdef AUDIOHW_HAVE_BASS
 736     sound_set(SOUND_BASS, global_settings.bass);
 737 #endif
 738 #ifdef AUDIOHW_HAVE_TREBLE
 739     sound_set(SOUND_TREBLE, global_settings.treble);
 740 #endif
 741     sound_set(SOUND_BALANCE, global_settings.balance);
 742     sound_set(SOUND_VOLUME, global_settings.volume);
 743     sound_set(SOUND_CHANNELS, global_settings.channel_config);
 744     sound_set(SOUND_STEREO_WIDTH, global_settings.stereo_width);
 745 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 746     sound_set(SOUND_LOUDNESS, global_settings.loudness);
 747     sound_set(SOUND_AVC, global_settings.avc);
 748     sound_set(SOUND_MDB_STRENGTH, global_settings.mdb_strength);
 749     sound_set(SOUND_MDB_HARMONICS, global_settings.mdb_harmonics);
 750     sound_set(SOUND_MDB_CENTER, global_settings.mdb_center);
 751     sound_set(SOUND_MDB_SHAPE, global_settings.mdb_shape);
 752     sound_set(SOUND_MDB_ENABLE, global_settings.mdb_enable);
 753     sound_set(SOUND_SUPERBASS, global_settings.superbass);
 754 #endif
 755 #ifdef AUDIOHW_HAVE_BASS_CUTOFF
 756     sound_set(SOUND_BASS_CUTOFF, global_settings.bass_cutoff);
 757 #endif
 758 #ifdef AUDIOHW_HAVE_TREBLE_CUTOFF
 759     sound_set(SOUND_TREBLE_CUTOFF, global_settings.treble_cutoff);
 760 #endif
 761 #ifdef AUDIOHW_HAVE_DEPTH_3D
 762     sound_set(SOUND_DEPTH_3D, global_settings.depth_3d);
 763 #endif
 764 #ifdef AUDIOHW_HAVE_EQ
 765     int b;
 766
 767     for (b = 0; b < AUDIOHW_EQ_BAND_NUM; b++)
 768     {
 769         int setting = sound_enum_hw_eq_band_setting(b, AUDIOHW_EQ_GAIN);
 770         sound_set(setting, global_settings.hw_eq_bands[b].gain);
 771
 772 #ifdef AUDIOHW_HAVE_EQ_FREQUENCY
 773         setting = sound_enum_hw_eq_band_setting(b, AUDIOHW_EQ_FREQUENCY);
 774         if (setting != -1)
 775             sound_set(setting, global_settings.hw_eq_bands[b].frequency);
 776 #endif /* AUDIOHW_HAVE_EQ_FREQUENCY */
 777 #ifdef AUDIOHW_HAVE_EQ_WIDTH
 778         setting = sound_enum_hw_eq_band_setting(b, AUDIOHW_EQ_WIDTH);
 779         if (setting != -1)
 780             sound_set(setting, global_settings.hw_eq_bands[b].width);
 781 #endif /* AUDIOHW_HAVE_EQ_WIDTH */
 782     }
 783 #endif
 784 }
 785
 786 void settings_apply(bool read_disk)
 787 {
 788 #ifdef HAVE_LCD_BITMAP
 789     int rc;
 790 #endif
 791 #if CONFIG_CODEC == SWCODEC
 792     int i;
 793 #endif
 794     sound_settings_apply();
 795
 796 #ifdef HAVE_DISK_STORAGE
 797     audio_set_buffer_margin(global_settings.buffer_margin);
 798 #endif
 799
 800 #ifdef HAVE_LCD_CONTRAST
 801     lcd_set_contrast(global_settings.contrast);
 802 #endif
 803     lcd_scroll_speed(global_settings.scroll_speed);
 804 #ifdef HAVE_REMOTE_LCD
 805     lcd_remote_set_contrast(global_settings.remote_contrast);
 806     lcd_remote_set_invert_display(global_settings.remote_invert);
 807
 808 #ifdef HAVE_LCD_FLIP
 809     lcd_remote_set_flip(global_settings.remote_flip_display);
 810 #endif
 811
 812     lcd_remote_scroll_speed(global_settings.remote_scroll_speed);
 813     lcd_remote_scroll_step(global_settings.remote_scroll_step);
 814     lcd_remote_scroll_delay(global_settings.remote_scroll_delay);
 815     lcd_remote_bidir_scroll(global_settings.remote_bidir_limit);
 816 #ifdef HAVE_REMOTE_LCD_TICKING
 817     lcd_remote_emireduce(global_settings.remote_reduce_ticking);
 818 #endif
 819     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 820 #if CONFIG_CHARGING
 821     remote_backlight_set_timeout_plugged(global_settings.remote_backlight_timeout_plugged);
 822 #endif
 823 #ifdef HAS_REMOTE_BUTTON_HOLD
 824     remote_backlight_set_on_button_hold(global_settings.remote_backlight_on_button_hold);
 825 #endif
 826 #endif /* HAVE_REMOTE_LCD */
 827 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
 828     backlight_set_brightness(global_settings.brightness);
 829 #endif
 830 #ifdef HAVE_BACKLIGHT
 831     backlight_set_timeout(global_settings.backlight_timeout);
 832 #if CONFIG_CHARGING
 833     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 834 #endif
 835 #if    defined(HAVE_BACKLIGHT_FADING_INT_SETTING) \
 836     || defined(HAVE_BACKLIGHT_FADING_BOOL_SETTING)
 837     backlight_set_fade_in(global_settings.backlight_fade_in);
 838     backlight_set_fade_out(global_settings.backlight_fade_out);
 839 #endif
 840 #endif
 841 #ifdef HAVE_BUTTONLIGHT_BRIGHTNESS
 842     buttonlight_set_brightness(global_settings.buttonlight_brightness);
 843 #endif
 844 #ifdef HAVE_BUTTON_LIGHT
 845     buttonlight_set_timeout(global_settings.buttonlight_timeout);
 846 #endif
 847 #ifdef HAVE_DISK_STORAGE
 848     storage_spindown(global_settings.disk_spindown);
 849 #endif
 850 #if (CONFIG_CODEC == MAS3507D) && (CONFIG_PLATFORM & PLATFORM_NATIVE)
 851     dac_line_in(global_settings.line_in);
 852 #endif
 853     set_poweroff_timeout(global_settings.poweroff);
 854
 855 #if defined(BATTERY_CAPACITY_INC) && BATTERY_CAPACITY_INC > 0
 856     /* only call if it's really exchangable */
 857     set_battery_capacity(global_settings.battery_capacity);
 858 #endif
 859
 860 #if BATTERY_TYPES_COUNT > 1
 861     set_battery_type(global_settings.battery_type);
 862 #endif
 863
 864 #ifdef HAVE_LCD_BITMAP
 865 #ifdef HAVE_LCD_INVERT
 866     lcd_set_invert_display(global_settings.invert);
 867 #endif
 868 #ifdef HAVE_LCD_FLIP
 869     lcd_set_flip(global_settings.flip_display);
 870     button_set_flip(global_settings.flip_display);
 871 #endif
 872     lcd_update(); /* refresh after flipping the screen */
 873     settings_apply_pm_range();
 874     peak_meter_init_times(
 875         global_settings.peak_meter_release, global_settings.peak_meter_hold,
 876         global_settings.peak_meter_clip_hold);
 877 #endif
 878
 879 #ifdef HAVE_SPEAKER
 880     audiohw_enable_speaker(global_settings.speaker_enabled);
 881 #endif
 882
 883     if (read_disk)
 884     {
 885         char buf[MAX_PATH];
 886 #ifdef HAVE_LCD_BITMAP
 887         char dir[MAX_PATH];
 888         const char *font_path = get_user_file_path(FONT_DIR, 0, dir, sizeof(dir));
 889         /* fonts need to be loaded before the WPS */
 890         if (global_settings.font_file[0]
 891             && global_settings.font_file[0] != '-') {
 892
 893             snprintf(buf, sizeof buf, "%s/%s.fnt", font_path,
 894                      global_settings.font_file);
 895             CHART2(">font_load ", global_settings.font_file);
 896             rc = font_load(NULL, buf);
 897             CHART2("<font_load ", global_settings.font_file);
 898             if (rc < 0)
 899                 font_reset(NULL);
 900         }
 901         else
 902             font_reset(NULL);
 903 #ifdef HAVE_REMOTE_LCD
 904         if ( global_settings.remote_font_file[0]
 905             && global_settings.remote_font_file[0] != '-') {
 906             snprintf(buf, sizeof buf, "%s/%s.fnt", font_path,
 907                      global_settings.remote_font_file);
 908             CHART2(">font_load_remoteui ", global_settings.remote_font_file);
 909             rc = font_load_remoteui(buf);
 910             CHART2("<font_load_remoteui ", global_settings.remote_font_file);
 911             if (rc < 0)
 912                 font_load_remoteui(NULL);
 913         }
 914         else
 915             font_load_remoteui(NULL);
 916 #endif
 917         if ( global_settings.kbd_file[0]) {
 918             snprintf(buf, sizeof buf, "%s/%s.kbd",
 919                      get_user_file_path(ROCKBOX_DIR, 0, dir, sizeof(dir)),
 920                      global_settings.kbd_file);
 921             CHART(">load_kbd");
 922             load_kbd(buf);
 923             CHART("<load_kbd");
 924         }
 925         else
 926             load_kbd(NULL);
 927 #endif /* HAVE_LCD_BITMAP */
 928         /* no get_user_file_path() here because we don't really support
 929          * langs that don't come with rockbox */
 930         if ( global_settings.lang_file[0]) {
 931             snprintf(buf, sizeof buf, LANG_DIR "/%s.lng",
 932                      global_settings.lang_file);
 933             CHART(">lang_core_load");
 934             lang_core_load(buf);
 935             CHART("<lang_core_load");
 936             CHART(">talk_init");
 937             talk_init(); /* use voice of same language */
 938             CHART("<talk_init");
 939         }
 940
 941         /* load the icon set */
 942         CHART(">icons_init");
 943         icons_init();
 944         CHART("<icons_init");
 945
 946 #ifdef HAVE_LCD_COLOR
 947         if (global_settings.colors_file[0])
 948         {
 949             CHART(">read_color_theme_file");
 950             read_color_theme_file();
 951             CHART("<read_color_theme_file");
 952         }
 953 #endif
 954     }
 955 #ifdef HAVE_LCD_COLOR
 956     screens[SCREEN_MAIN].set_foreground(global_settings.fg_color);
 957     screens[SCREEN_MAIN].set_background(global_settings.bg_color);
 958     screens[SCREEN_MAIN].set_selector_start(global_settings.lss_color);
 959     screens[SCREEN_MAIN].set_selector_end(global_settings.lse_color);
 960     screens[SCREEN_MAIN].set_selector_text(global_settings.lst_color);
 961 #endif
 962
 963 #ifdef HAVE_LCD_BITMAP
 964     lcd_scroll_step(global_settings.scroll_step);
 965     gui_list_screen_scroll_step(global_settings.screen_scroll_step);
 966     gui_list_screen_scroll_out_of_view(global_settings.offset_out_of_view);
 967 #endif
 968     lcd_bidir_scroll(global_settings.bidir_limit);
 969     lcd_scroll_delay(global_settings.scroll_delay);
 970
 971
 972     CHART(">set_codepage");
 973     set_codepage(global_settings.default_codepage);
 974     CHART("<set_codepage");
 975
 976 #if CONFIG_CODEC == SWCODEC
 977 #ifdef HAVE_CROSSFADE
 978     audio_set_crossfade(global_settings.crossfade);
 979 #endif
 980     dsp_set_replaygain();
 981     dsp_set_crossfeed(global_settings.crossfeed);
 982     dsp_set_crossfeed_direct_gain(global_settings.crossfeed_direct_gain);
 983     dsp_set_crossfeed_cross_params(global_settings.crossfeed_cross_gain,
 984                                    global_settings.crossfeed_hf_attenuation,
 985                                    global_settings.crossfeed_hf_cutoff);
 986
 987     /* Configure software equalizer, hardware eq is handled in audio_init() */
 988     dsp_set_eq(global_settings.eq_enabled);
 989     dsp_set_eq_precut(global_settings.eq_precut);
 990     for(i = 0; i < 5; i++) {
 991         dsp_set_eq_coefs(i);
 992     }
 993
 994     dsp_dither_enable(global_settings.dithering_enabled);
 995 #ifdef HAVE_PITCHSCREEN
 996     dsp_timestretch_enable(global_settings.timestretch_enabled);
 997 #endif
 998     dsp_set_compressor(global_settings.compressor_threshold,
 999                        global_settings.compressor_makeup_gain,
1000                        global_settings.compressor_ratio,
1001                        global_settings.compressor_knee,
1002                        global_settings.compressor_release_time);
1003 #endif
1004
1005 #ifdef HAVE_SPDIF_POWER
1006     spdif_power_enable(global_settings.spdif_enable);
1007 #endif
1008
1009 #ifdef HAVE_BACKLIGHT
1010     set_backlight_filter_keypress(global_settings.bl_filter_first_keypress);
1011 #ifdef HAVE_REMOTE_LCD
1012     set_remote_backlight_filter_keypress(global_settings.remote_bl_filter_first_keypress);
1013 #endif
1014 #ifdef HAS_BUTTON_HOLD
1015     backlight_set_on_button_hold(global_settings.backlight_on_button_hold);
1016 #endif
1017 #ifdef HAVE_LCD_SLEEP_SETTING
1018     lcd_set_sleep_after_backlight_off(global_settings.lcd_sleep_after_backlight_off);
1019 #endif
1020 #endif /* HAVE_BACKLIGHT */
1021
1022 #ifdef HAVE_TOUCHPAD_SENSITIVITY_SETTING
1023     touchpad_set_sensitivity(global_settings.touchpad_sensitivity);
1024 #endif
1025
1026 #ifdef HAVE_USB_CHARGING_ENABLE
1027     usb_charging_enable(global_settings.usb_charging);
1028 #endif
1029
1030 #ifdef HAVE_TOUCHSCREEN
1031     touchscreen_set_mode(global_settings.touch_mode);
1032     memcpy(&calibration_parameters, &global_settings.ts_calibration_data, sizeof(struct touchscreen_parameter));
1033 #endif
1034
1035     /* This should stay last */
1036 #if defined(HAVE_RECORDING) && CONFIG_CODEC == SWCODEC
1037     enc_global_settings_apply();
1038 #endif
1039 #ifdef HAVE_LCD_BITMAP
1040     /* already called with THEME_STATUSBAR in settings_apply_skins() */
1041     CHART(">viewportmanager_theme_changed");
1042     viewportmanager_theme_changed(THEME_UI_VIEWPORT|THEME_LANGUAGE|THEME_BUTTONBAR);
1043     CHART("<viewportmanager_theme_changed");
1044 #endif
1045 }
1046
1047
1048 /*
1049  * reset all settings to their default value
1050  */
1051 void reset_setting(const struct settings_list *setting, void *var)
1052 {
1053     switch (setting->flags&F_T_MASK)
1054     {
1055     case F_T_CUSTOM:
1056         setting->custom_setting->set_default(setting->setting,
1057                                              setting->default_val.custom);
1058         break;
1059     case F_T_INT:
1060     case F_T_UINT:
1061         if (setting->flags&F_DEF_ISFUNC)
1062             *(int*)var = setting->default_val.func();
1063         else if (setting->flags&F_T_SOUND)
1064             *(int*)var = sound_default(setting->sound_setting->setting);
1065         else *(int*)var = setting->default_val.int_;
1066         break;
1067     case F_T_BOOL:
1068         *(bool*)var = setting->default_val.bool_;
1069         break;
1070     case F_T_CHARPTR:
1071     case F_T_UCHARPTR:
1072         strlcpy((char*)var, setting->default_val.charptr,
1073                 setting->filename_setting->max_len);
1074         break;
1075     }
1076 }
1077
1078 void settings_reset(void)
1079 {
1080     int i;
1081
1082     for(i=0; i<nb_settings; i++)
1083         reset_setting(&settings[i], settings[i].setting);
1084 #if defined (HAVE_RECORDING) && CONFIG_CODEC == SWCODEC
1085     enc_global_settings_reset();
1086 #endif
1087 }
1088
1089 /** Changing setting values **/
1090 const struct settings_list* find_setting(const void* variable, int *id)
1091 {
1092     int i;
1093     for(i=0;i<nb_settings;i++)
1094     {
1095         if (settings[i].setting == variable)
1096         {
1097             if (id)
1098                 *id = i;
1099             return &settings[i];
1100         }
1101     }
1102     return NULL;
1103 }
1104
1105 bool set_bool(const char* string, const bool* variable )
1106 {
1107     return set_bool_options(string, variable,
1108                             (char *)STR(LANG_SET_BOOL_YES),
1109                             (char *)STR(LANG_SET_BOOL_NO),
1110                             NULL);
1111 }
1112
1113
1114 bool set_bool_options(const char* string, const bool* variable,
1115                       const char* yes_str, int yes_voice,
1116                       const char* no_str, int no_voice,
1117                       void (*function)(bool))
1118 {
1119     struct opt_items names[] = {
1120         {(unsigned const char *)no_str, no_voice},
1121         {(unsigned const char *)yes_str, yes_voice}
1122     };
1123     bool result;
1124
1125     result = set_option(string, variable, BOOL, names, 2,
1126                         (void (*)(int))function);
1127     return result;
1128 }
1129
1130 bool set_int(const unsigned char* string,
1131              const char* unit,
1132              int voice_unit,
1133              const int* variable,
1134              void (*function)(int),
1135              int step,
1136              int min,
1137              int max,
1138              const char* (*formatter)(char*, size_t, int, const char*) )
1139 {
1140     return set_int_ex(string, unit, voice_unit, variable, function,
1141                       step, min, max, formatter, NULL);
1142 }
1143
1144 bool set_int_ex(const unsigned char* string,
1145                 const char* unit,
1146                 int voice_unit,
1147                 const int* variable,
1148                 void (*function)(int),
1149                 int step,
1150                 int min,
1151                 int max,
1152                 const char* (*formatter)(char*, size_t, int, const char*),
1153                 int32_t (*get_talk_id)(int, int))
1154 {
1155     (void)unit;
1156     struct settings_list item;
1157     struct int_setting data = {
1158         function, voice_unit, min, max, step,
1159         formatter, get_talk_id
1160     };
1161     item.int_setting = &data;
1162     item.flags = F_INT_SETTING|F_T_INT;
1163     item.lang_id = -1;
1164     item.cfg_vals = (char*)string;
1165     item.setting = (void *)variable;
1166     return option_screen(&item, NULL, false, NULL);
1167 }
1168
1169
1170 static const struct opt_items *set_option_options;
1171 static const char* set_option_formatter(char* buf, size_t size, int item, const char* unit)
1172 {
1173     (void)buf, (void)unit, (void)size;
1174     return P2STR(set_option_options[item].string);
1175 }
1176
1177 static int32_t set_option_get_talk_id(int value, int unit)
1178 {
1179     (void)unit;
1180     return set_option_options[value].voice_id;
1181 }
1182
1183 bool set_option(const char* string, const void* variable, enum optiontype type,
1184                 const struct opt_items* options,
1185                 int numoptions, void (*function)(int))
1186 {
1187     int temp;
1188     struct settings_list item;
1189     struct int_setting data = {
1190         function, UNIT_INT, 0, numoptions-1, 1,
1191         set_option_formatter, set_option_get_talk_id
1192     };
1193     set_option_options = options;
1194     item.int_setting = &data;
1195     item.flags = F_INT_SETTING|F_T_INT;
1196     item.lang_id = -1;
1197     item.cfg_vals = (char*)string;
1198     item.setting = &temp;
1199     if (type == BOOL)
1200         temp = *(bool*)variable? 1: 0;
1201     else
1202         temp = *(int*)variable;
1203     if (!option_screen(&item, NULL, false, NULL))
1204     {
1205         if (type == BOOL)
1206
1207             *(bool*)variable = (temp == 1);
1208         else
1209             *(int*)variable = temp;
1210         return false;
1211     }
1212     return true;
1213 }
1214
1215 /*
1216  * Takes filename, removes the directory and the extension,
1217  * and then copies the basename into setting, unless the basename exceeds maxlen
1218  **/
1219 void set_file(const char* filename, char* setting, const int maxlen)
1220 {
1221     const char* fptr = strrchr(filename,'/');
1222     const char* extptr;
1223     int len;
1224     int extlen = 0;
1225
1226     if (!fptr)
1227         return;
1228
1229     fptr++;
1230
1231     extptr = strrchr(fptr, '.');
1232
1233     if (!extptr || extptr < fptr)
1234         extlen = 0;
1235     else
1236         extlen = strlen(extptr);
1237
1238     len = strlen(fptr) - extlen + 1;
1239
1240     /* error if filename isn't in ROCKBOX_DIR */
1241     if (len > maxlen)
1242         return;
1243
1244     strlcpy(setting, fptr, len);
1245     settings_save();
1246 }
1247